opt:优化前后端交互后端返回不统一问题

nladmin-ui/src/mixins/crud.js

@@ -62,7 +62,7 @@ export default {
         // 请求数据
         initData(this.url, this.getQueryParame()).then(data => {
           this.total = data.totalElements
-          this.data = data.content
+          this.data =  data.data
           // time 毫秒后显示表格
           setTimeout(() => {
             this.loading = false